參數(shù)資料
型號: L9500A
英文描述: High-Voltage Ringing SLIC for VolP Applications
中文描述: 高壓振鈴用戶接口應(yīng)用的福爾普
文件頁數(shù): 6/32頁
文件大?。?/td> 616K
代理商: L9500A
Preliminary Data Sheet
September 2001
High-Voltage Ringing SLIC for VoIP Applications
L9500A
6
Agere Systems Inc.
Architecture Diagram
12-3530.F (F)
Figure 1. Architecture Diagram
V
REF
VITR
TXI
ITR
VTX
PR
PT
CF2
CF1
FB2
FB1
POWER
AGND
V
CC
BGND
V
BAT2
V
BAT1
V
PROG
NSTAT
RTFLT
DCOUT
1.5 V
BAND-GAP
REFERENCE
AAC
B = 20
OUT
AX
(ITR/306)
TIP/RING
CURRENT
SENSE
+1
RFT
18
RFR
18
V
REG
–1
V
REG
RINGING
35x
PARALLEL
DATA
INTERFACE
RING
INN
B0
B1
B2
X1
X1
RCVN
RCVP
CURRENT
LIMIT
AND
INRUSH
CONTROL
RING
TRIP
LOOP
CLOSURE
RECTIFIER
VITR
V
REF
+
+
+
+
GAIN
ac INTERFACE
RING
INP
GAIN = 4
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